linux-kernel - Re: [PATCH v4 00/17] Support IGT in display driver

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Date: Thu, 1 Feb 2024 11:16:46 +0100
From: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
To: Hsiao Chien Sung <shawn.sung@...iatek.com>,
 Chun-Kuang Hu <chunkuang.hu@...nel.org>, CK Hu <ck.hu@...iatek.com>
Cc: Philipp Zabel <p.zabel@...gutronix.de>, David Airlie <airlied@...il.com>,
 Daniel Vetter <daniel@...ll.ch>, Rob Herring <robh+dt@...nel.org>,
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
 Matthias Brugger <matthias.bgg@...il.com>, Chen-Yu Tsai
 <wenst@...omium.org>, Sean Paul <sean@...rly.run>,
 Fei Shao <fshao@...omium.org>, Bibby Hsieh <bibby.hsieh@...iatek.com>,
 dri-devel@...ts.freedesktop.org, linux-mediatek@...ts.infradead.org,
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
 linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v4 00/17] Support IGT in display driver

Il 12/12/23 13:19, Hsiao Chien Sung ha scritto:
> This series is based on mediatek-drm-next.
> 
> This series adds support for running IGT (Intel GPU Tool) tests
> with MediaTek display driver. The following changes will be
> applied:
> 
> 1. Add a new API for creating GCE thread loop to retrieve CRCs
>     from the hardware component
> 2. Support hardware CRC calculation in both VDOSYS0 and VDOSYS1
> 3. Support alpha blending in both VDOSYS0 and VDOSYS1
> 

Hello,
is there still interest in upstreaming this?

We're interested in enabling more comprehensive IGT tests on MediaTek SoCs
and this series is definitely useful.

Regards,
Angelo

> Changes in v4:
> - Seperate the patch into smaller ones
> - Change the title of some patches
> - Revert the changes that are not related to the series
> 
> Changes in v3:
> - Modify the dt-binding document of Mediatek OVL
> - Set DRM mode configs accroding to the hardware capabilities
> - Replace cmdq_pkt_jump_absolute() with cmdq_pkt_jump()
> 
> Changes in v2:
> - Simplify CMDQ by adding commands that are currently used only
> - Integrate CRC related codes into new APIs for Mixer and OVL to reuse
> - Add CPU version CRC retrieval when CMDQ is disabled
> 
> Hsiao Chien Sung (17):
>    soc: mediatek: Add register definitions for GCE
>    soc: mediatek: Disable 9-bit alpha in ETHDR
>    dt-bindings: display: mediatek: ovl: Modify rules for MT8195/MT8188
>    drm/mediatek: Add OVL compatible name for MT8195
>    drm/mediatek: Set DRM mode configs accordingly
>    drm/mediatek: Support alpha blending in OVL
>    drm/mediatek: Support alpha blending in Mixer
>    drm/mediatek: Support alpha blending in display driver
>    drm/mediatek: Support CSC in OVL
>    drm/mediatek: Support more color formats in OVL
>    drm/mediatek: Turn off the layers with zero width or height
>    drm/mediatek: Support CRC in display driver
>    drm/mediatek: Support CRC in OVL
>    drm/mediatek: Support CRC in OVL adaptor
>    drm/mediatek: Add missing plane settings when async update
>    drm/mediatek: Fix errors when reporting rotation capability
>    drm/mediatek: Add comments for the structures
> 
>   .../display/mediatek/mediatek,ovl.yaml        |  12 +-
>   drivers/gpu/drm/mediatek/mtk_disp_drv.h       |   7 +
>   drivers/gpu/drm/mediatek/mtk_disp_ovl.c       | 326 +++++++++++++++---
>   .../gpu/drm/mediatek/mtk_disp_ovl_adaptor.c   |  32 +-
>   drivers/gpu/drm/mediatek/mtk_drm_crtc.c       | 261 +++++++++++++-
>   drivers/gpu/drm/mediatek/mtk_drm_crtc.h       |  39 +++
>   drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c   |   7 +
>   drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h   |  35 ++
>   drivers/gpu/drm/mediatek/mtk_drm_drv.c        |  30 +-
>   drivers/gpu/drm/mediatek/mtk_drm_drv.h        |  16 +
>   drivers/gpu/drm/mediatek/mtk_drm_plane.c      |  15 +-
>   drivers/gpu/drm/mediatek/mtk_ethdr.c          | 106 +++++-
>   drivers/gpu/drm/mediatek/mtk_ethdr.h          |   5 +
>   drivers/soc/mediatek/mtk-mmsys.c              |   1 +
>   include/linux/soc/mediatek/mtk-cmdq.h         |  10 +
>   15 files changed, 834 insertions(+), 68 deletions(-)
> 
> --
> 2.18.0
>